An item designed to fit over the opening of an engine exhaust pipe or muffler to prevent the entrance of rain or foreign matter into the manifold section of a reciprocating engine while not in use. It is automatically opened when the engine is started by pressure exerted from the exhaust system. It is equipped with a hinging action and may or may not have a counter weight. Excludes cap, protective, dust and moisture seal.
Classification: Parts of engines and motors, nesoi
NSN 6220-01-317-1165
NSN 5998-00-827-9305
NSN 6685-01-478-9613
NSN 5998-01-361-0159
NSN 5985-01-444-1413
NSN 6240-01-330-2445
NSN 6150-00-516-4223
NSN 5998-00-758-9128
NSN 6320-01-456-2859
NSN 5910-01-324-2671
NSN 5990-01-595-9441
NSN 6620-00-496-8697